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County ZIP codes · Oklahoma · FIPS 40009

Beckham County, OK ZIP Codes

Beckham County, Oklahoma has 8 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 7 residential and 1 for PO boxes or a single organization. 5 of the residential ones lie mainly in Beckham County and 2 mainly in a neighboring county; 5 cross the county line.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Beckham County?

73627 · Carter: $100k73644 · Elk City: $53k73645 · Erick: $36k73662 · Sayre: $55k73666 · Sweetwater: $57k73668 · Texola: –73673 · Willow: $58k7366273673736447364573666736277366873627 · Carter: $100k73644 · Elk City: $53k73645 · Erick: $36k73662 · Sayre: $55k73666 · Sweetwater: $57k73668 · Texola: –73673 · Willow: $58k73662736737364473645736667362773627 · Carter: $100k73644 · Elk City: $53k73645 · Erick: $36k73662 · Sayre: $55k73666 · Sweetwater: $57k73668 · Texola: –73673 · Willow: $58k736627367373644736457366673627
The residential ZIP codes of Beckham County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 7 residential ZIP codes in Beckham County

5 ZIP codes lie mainly in Beckham County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Beckham County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
73644 Elk City 14,043 76 $53k $155k 80%
73662 Sayre 6,588 20 $55k $100k 90%
73645 Erick 1,086 4 $36k $90k 100%
73627 Carter 530 5 $100k $124k 98%
73668 Texola 26 5 – – 100%

Partly in Beckham County

Residential ZIP codes mainly in another county that reach at least 1% into Beckham County, by their share here
In this county
73666 Sweetwater 329 2 $57k $161k 47%
73673 Willow 302 1 $58k – 9%

Download the 8 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

5 ZIP codes of Beckham County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Beckham County and in the neighboring counties
ZIPIn BeckhamElsewhere
7364480%Washita County 15%; Roger Mills County 3%; Custer County 2%
7366290%Roger Mills County 10%
7362798%Washita County 2%
7366647%Roger Mills County 53%
736739%Greer County 91%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

PO Box and single-organization ZIP codes

ZIP codes in Beckham County without a residential area (GeoNames postal codes)
ZIPPostal name
73648Elk City

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Beckham County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Beckham County starts with 736.

Three-digit prefixes of Beckham County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Beckham County's
PrefixSectional centerHereAll codes
736 Oklahoma City, OK (SCF 730) 8 34

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.